* {
    padding: 0;
    margin: 0;
    text-decoration: none;
    list-style: none;
  }
  
  html {
    font-size: calc(100/375*100vw);
  }
  
  body {
    font-size: 16px;
  }
  
  html, body {
    width: 100%;
    height: 100%;
  }
  
  .box {
    width: 375px;
    height: 100%;
    overflow: hidden;
  }
  